{"instruction": "你是专门进行关系抽取的专家。请从input中抽取出符合schema定义的关系三元组，不存在的关系返回空列表。请按照JSON字符串的格式回答。", "schema": ["母亲", "嘉宾", "编剧", "所在城市"], "input": "《歌手》2018第七期竞演歌单:汪峰《的青春》腾格尔《天堂》Jessie J《Never too much》张韶涵《追梦人》李泉《一生所爱》华晨宇《我管你》KZ谭定安《Say Something》苏诗丁《身后》(返场)湖南卫视《歌手》2018第三轮竞演即将于大年初八晚20:00开启战幕,时值春节假期后的开工之际,《歌手》2018用音乐为观众奉上“开工红包”"}
{"母亲": [], "嘉宾": [{"subject": "歌手", "object": "汪峰"}, {"subject": "歌手", "object": "腾格尔"}, {"subject": "歌手", "object": "Jessie J"}, {"subject": "歌手", "object": "张韶涵"}, {"subject": "歌手", "object": "李泉"}, {"subject": "歌手", "object": "华晨宇"}, {"subject": "歌手", "object": "KZ谭定安"}, {"subject": "歌手", "object": "苏诗丁"}], "编剧": [], "所在城市": []}